Glass door



FIG. 1 is a front perspective view of a glass door showing my new design;

FIG. 2 is a front elevational view thereof.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a side elevational view taken from the left side of FIG. 1.

FIG. 5 is a side elevational view taken from the right side of FIG. 1.

FIG. 6 is a top plan view thereof.

FIG. 7 is a bottom plan view thereof. 

The ornamental design for a glass door, as shown. 